The readme is a bit unclear on whether this should be applied to an 18.2 client site

The readme has below but does not give clear indication that version should be updated?

the line

so you may already have the version of the drivers you need

is unclear as yes I have those versions but do I update them?
Code:
Do you need this driver version?
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DataFlex installs SQL Connectivity Kits as part of its installation, so you may already have the version of the drivers you need. Please, check the list below to see if you need to update your drivers:

DataFlex 2017 - 19.0: SQL Connectivity Kits version 6.2.0.42
DataFlex 2016 - 18.2: SQL Connectivity Kits version 6.1.0.27
DataFlex 2015 - 18.1: SQL Connectivity Kits version 6.1.0.18